Who owns the TANDEM trademark?

The TANDEM trademark is owned by TANDEM BUILDING PRODUCTS, LLC.

What is the serial number for TANDEM?

The USPTO serial number for TANDEM is 97843751.

What is the registration number for TANDEM?

TANDEM is registered under USPTO registration number 0.

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Updated Sep 25, 2026·34 searches this week

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TAN

USPTO Trademark Record

ABANDONED

TANDEM

Q: What class is the TANDEM trademark registered in?

The TANDEM trademark is registered in Class 006 (Common metals, their alloys & metal goods), Class 037 (Construction, installation & repair services).

SN 97843751·Reg 0·Filed Mar 17, 2023

Owner TANDEM BUILDING PRODUCTS, LLC

Common metals and their alloys, ores; metal materials for building and construction; transportable buildings of metal; non-electric cables and wires of common metal; small items of metal hardware; metal containers for storage or transport; safes.; Construction services; installation and repair services; mining extraction, oil and gas drilling.

TANDEM (Serial No. 97843751), Registration No. 0, is a abandoned US trademark filed on Mar 17, 2023 by TANDEM BUILDING PRODUCTS, LLC. This trademark covers Class 006 (Common metals, their alloys & metal goods), Class 037 (Construction, installation & repair services).

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Mark Intelligence

TANDEM (Reg. #0) is an abandoned US trademark that was filed in 2023 but has since been abandoned. The mark covers Class 006 (Common metals, their alloys & metal goods) and Class 037 (Construction, installation & repair services) respectively. Goods and services include Common metals and their alloys, ores; metal materials for building and construction; transportable buildings of metal; n.... The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 17, 2023

SERIAL

97843751

REG#

REGISTERED

Dec 31, 1969

Filing Information

StatusABANDONED

Filing DateMar 17, 2023

Serial Number97843751

Registration No.0

Registration DateDec 31, 1969

Status DateJun 29, 2026

Published for OppositionSep 30, 2025

Filing Basis & Declarations

Standard Characters ClaimedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 006Common metals, their alloys & metal goods

US codes: 002, 012, 013, 014, 023, 025, 050

Class 037Construction, installation & repair services

US codes: 100, 103, 106

Construction services; installation and repair services; mining extraction, oil and gas drilling.

This description is as filed with the USPTO and defines the scope of trademark protection.

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Status History

25 events

ABANDONMENT - NO USE STATEMENT FILED

Jun 29, 2026

ABANDONMENT - NO USE STATEMENT FILED

ABANDONMENT NOTICE E-MAILED - NO USE STATEMENT FILED

Jun 29, 2026

ABANDONMENT NOTICE E-MAILED - NO USE STATEMENT FILED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Nov 25, 2025

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Sep 30, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 30, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 24, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 29, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jan 29, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jan 29, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jan 29, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

Oct 28, 2024

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

Oct 28, 2024

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

NON-FINAL ACTION WRITTEN

Jul 29, 2024

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jul 29, 2024

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jul 29, 2024

NOTIFICATION OF NON-FINAL ACTION E-MAILED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jun 18, 2024

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 18, 2024

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jun 18, 2024

TEAS/EMAIL CORRESPONDENCE ENTERED

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

Mar 10, 2024

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

Mar 10, 2024

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

NON-FINAL ACTION WRITTEN

Dec 18, 2023

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Dec 18, 2023

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Dec 18, 2023

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Dec 14, 2023

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Apr 09, 2023

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

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